Chrzanowski, Krzysztof, Tomasz Raźniewski, and Bartłomiej Radzik. “Monochromatic Light Sources in Testing Image Intensifier Tubes”. Photonics Letters of Poland 1, no. 2 (June 29, 2009): pp. 79–81. Accessed November 20, 2024. http://m.photonics.pl/PLP/index.php/letters/article/view/1-27.